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单词
地球时
释义
地球时
Encyclopedia
工学
时标
释
terrestrial time
地球时
由国际天文联合会(IAU)定义的现代天文时间标准。是以秒为基本单位的理论理想时标,英文缩写TT。主要服务于在地表上进行的天文观测。
理学
坐标时
释
terrestrial time
地球时
地心坐标系的一种坐标时。简称TT。
Astronomy
全称:Terrestrial Time。缩写:TT
地球时
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medical protection against terahertz radiation
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medical psychology
medical psychology thought in ancient China
Medical quality management
medical quality management
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Medical quality management project
medical radiation protective appliance
medical radiation protective appliance and materials
medical radiation protective material
medical radioactive injection
medical radioactive waste
medical radionuclide
medical ray protection
medical record
Medical record management
medical records management
medical refrigeration devices
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更新时间:2025/9/2 2:27:47